This seems to be fixed in 1.83. Downloading (and then deleting) the torrent referred to by the OP, Transmission 1.83 downloaded 1586907119 byes in order to get a 1584818137 byte torrent, which is 1.0013%, not the 115-130% reported in this ticket's summary.
This seems to be fixed in 1.83. Downloading (and then deleting) the torrent referred to by the OP, Transmission 1.83 downloaded 1586907119 byes in order to get a 1584818137 byte torrent, which is 1.0013%, not the 115-130% reported in this ticket's summary.